text: // var concat = require('concat-stream')
  
  function MemoryStorage (opts) {}
  
  MemoryStorage.prototype._handleFile = function _handleFile (req, file, cb) {
    /* file.stream.pipe(concat({ encoding: 'buffer' }, function (data) {
      cb(null, {
        buffer: data,
        size: data.length
      })
    })) */
  
    var chunks = []
    var error = null
    file.stream.on('data', chunk => chunks.push(chunk))
    file.stream.on('error', err => { error = err })
    file.stream.on('end', () => {
      chunks = Buffer.concat(chunks)
      cb(error, {
        buffer: chunks,
        size: chunks.length
      })
    })
  }
  
  MemoryStorage.prototype._removeFile = function _removeFile (req, file, cb) {
    delete file.buffer
    cb(null)
  }
  
  module.exports = function (opts) {
    return new MemoryStorage(opts)
  }
  